Name | 4-ethylguaiacol |
Synonyms | FEMA 2436 HOMOVANILLIN ETHYL GUAIACOL 4-ETHYLGUAIACOL 4-ethylguaiacol 4-ethyl guiacol 4-ethvlguaiacol 4-ETHYL-2-METHOXYPHENOL |
CAS | 2785-89-9 |
EINECS | 220-500-4 |
InChI | InChI=1/C9H12O2/c1-3-7-4-5-8(10)9(6-7)11-2/h4-6,10H,3H2,1-2H3 |
Molecular Formula | C9H12O2 |
Molar Mass | 152.19 |
Density | 1.051g/cm3 |
Melting Point | 15℃ |
Boling Point | 246.5°C at 760 mmHg |
Flash Point | 107.8°C |
Vapor Presure | 0.0173mmHg at 25°C |
Appearance | Transparent liquid |
Storage Condition | 2-8℃ |
Refractive Index | 1.525 |
MDL | MFCD00038714 |
Physical and Chemical Properties | Chemical properties colorless to light yellow oily liquid. Sweet and warm spices and herbs are fragrant. Boiling point 229~235 ℃. Slightly soluble in water, miscible in oil and ethanol. |
Use | Used as food additives and spices |
Hazard Symbols | Xn - Harmful |
Risk Codes | R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
UN IDs | 2810 |
colorless oily liquid. Molecular Weight 152. 19, boiling point 234~236 ℃, Flash Point 107 ℃, with a spicy flavor. Soluble in ethanol, acetone and other organic solvents.
It is obtained by fractionation of wood tar as raw material or by chemical synthesis of guaiacol.
WGK Germany | 2 |
TSCA | Yes |
HazardClass | 6.1( B ) |
PackingGroup | III |
customs code | 29071990 |
content analysis
Gas chromatographic analysis with polar columns as GT-10-4.
Toxicity
GRAS(FEMA; FDA,& sect;172.515;2000).
use limited
FEMA(mg/kg): beverage 0.05; Ice cream 1.1; Pudding and gelatin 0.23.
Moderate limit (FDA,& sect;172.515,2000).
production method
it is obtained by distilling 229~230 ℃ from wood tar.
FEMA | 2436 | 4-ETHYLGUAIACOL |
refractive index | n20/D 1.528(lit.) |
flash point | 226 °F |
storage conditions | 2-8°C |
acidity coefficient (pKa) | 10.31±0.18(Predicted) |
morphology | Liquid |
color | Clear colorless to light yellow |
Specific gravity | 1.06 |
JECFA Number | 716 |
BRN | 2045329 |
NIST chemical information | Phenol, 4-ethyl-2-methoxy-(2785-89-9) |
EPA chemical information | Phenol, 4-ethyl-2-methoxy- (2785-89-9) |